Home / 173,372.81-260,134.34-61,133.20

Finding the Fourth Proportional to 173,372.81, 260,134.34 and 61,133.20

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Solution

The fourth proportional to 173,372.81, 260,134.34 and 61,133.20 is: 91,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,372.81 : 260,134.34 = 61,133.20 : x
  2. Step 2: Convert to fraction form
    173,372.81/260,134.34 = 61,133.20/x
  3. Step 3: Cross multiply
    173,372.81x = 260,134.34 × 61,133.20
  4. Step 4: Simplify right side
    173,372.81x = 15,902,843,678.09
  5. Step 5: Solve for x
    x = 15,902,843,678.09/173,372.81
  6. Step 6: Final answer
    x = 91,726.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.